Protara Therapeutics, Inc.
TARAHealthcare|Biotechnology|US
$2.30
+0.17 (+7.98%)
DCF Value
$1.03
Tangible Book / Share
$2.24
Cash / Share
$2.02
Ownership Breakdown
88.3%
Float
59.1M
Shares Outstanding
52.2M
Float Shares
Major Holders (28)
Combined: 145.5%
Holders of 5%+ from their latest Schedule 13D/13G filing in the last two years. Percentages are as of each filing date.
| Holder | Type | % of Class | Shares | Filed | Filing |
|---|---|---|---|---|---|
| Janus Henderson Group PLC | Holding company | 9.60% | 5,207,011 | May 15, 2026 | 13D/G |
| Janus Henderson Biotech Innovation Master Fund Ltd | Investment company | 9.30% | 3,579,068 | Nov 14, 2025 | 13D/G |
| JANUS HENDERSON GROUP Ltd. | Holding company | 8.40% | 4,696,709 | Aug 13, 2026 | 13D/G |
| BlackRock, Inc. | Holding company | 6.30% | 3,387,459 | Apr 27, 2026 | 13D/G |
| Velan Capital Holdings LLC | Other | 5.90% | 2,054,000 | Dec 17, 2024 | 13D/G |
| Balaji Venkataraman | Individual | 5.90% | 2,059,000 | Dec 17, 2024 | 13D/G |
| Velan Capital Management LLC | Other | 5.90% | 2,059,000 | Dec 17, 2024 | 13D/G |
| Velan Capital Investment Management LP | Partnership | 5.90% | 2,059,000 | Dec 17, 2024 | 13D/G |
| Adam Morgan | Individual | 5.90% | 2,059,000 | Dec 17, 2024 | 13D/G |
| Velan Capital Master Fund LP | Partnership | 5.90% | 2,054,000 | Dec 17, 2024 | 13D/G |
| Israel A. Englander | Individual | 5.70% | 3,201,936 | Jul 7, 2026 | 13D/G |
| Millennium Management LLC | Other | 5.70% | 3,201,936 | Jul 7, 2026 | 13D/G |
| Millennium Group Management LLC | Other | 5.70% | 3,201,936 | Jul 7, 2026 | 13D/G |
| Integrated Core Strategies (US) LLC | Other | 5.10% | 2,879,674 | Jul 7, 2026 | 13D/G |
| Rajeev Shah | HC, IN | 4.90% | 1,971,765 | Aug 14, 2025 | 13D/G |
| RA Capital Management, L.P. | IA, PN | 4.90% | 1,971,765 | Aug 14, 2025 | 13D/G |
| Peter Kolchinsky | HC, IN | 4.90% | 1,971,765 | Aug 14, 2025 | 13D/G |
| RA Capital Healthcare Fund, L.P. | Partnership | 4.90% | 1,971,765 | Aug 14, 2025 | 13D/G |
| Opaleye Management, Inc. | IA, CO | 4.71% | 1,730,000 | Apr 28, 2025 | 13D/G |
| Kenneth Griffin | HC, IN | 4.70% | 1,627,734 | Feb 14, 2025 | 13D/G |
| Citadel GP LLC | HC, OO | 4.60% | 1,612,531 | Feb 14, 2025 | 13D/G |
| Citadel Advisors Holdings LP | HC, PN | 4.60% | 1,612,531 | Feb 14, 2025 | 13D/G |
| Citadel Advisors LLC | IA, HC, OO | 4.60% | 1,612,531 | Feb 14, 2025 | 13D/G |
| Woodline Partners LP | IA, PN | 3.90% | 1,331,258 | Feb 14, 2025 | 13D/G |
| CVI Investments, Inc. | Corporation | 2.80% | 600,380 | Nov 14, 2024 | 13D/G |
| Heights Capital Management, Inc. | Corporation | 2.80% | 600,380 | Nov 14, 2024 | 13D/G |
| Velan Horizon GP LLC | Other | 1.00% | 5,000 | Dec 17, 2024 | 13D/G |
| Velan Horizon Fund LP | Partnership | 1.00% | 5,000 | Dec 17, 2024 | 13D/G |
Insider Trades (100)
Last 4 quarters: 3,432,687 acquired · 906,510 disposed
| Insider | Position | Date | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Shefferman Jesse | director, officer: CEO and President | Jun 29, 2026 | OPTION EX. | 215,687 | $1.91 | $412.0K | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jun 29, 2026 | SELL | 215,687 | $4.09 | $882.2K | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jun 30, 2026 | GIFT | 14,000 | — | — | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jun 30, 2026 | GIFT | 7,000 | — | — | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jun 30, 2026 | GIFT | 4,000 | — | — | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jun 30, 2026 | GIFT | 5,000 | — | — | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jun 29, 2026 | OPTION EX. | 215,687 | $1.91 | $412.0K | Form 4 |
| Levy Richard S | director | Jun 15, 2026 | AWARD | 31,000 | $3.94 | $122.1K | Form 4 |
| Solomon Michael Edward | director | Jun 15, 2026 | AWARD | 31,000 | $3.94 | $122.1K | Form 4 |
| Smith Cynthia | director | Jun 15, 2026 | AWARD | 31,000 | $3.94 | $122.1K | Form 4 |
| SARGEN GREGORY | director | Jun 15, 2026 | AWARD | 31,000 | $3.94 | $122.1K | Form 4 |
| Huang Jane | director | Jun 15, 2026 | AWARD | 31,000 | $3.94 | $122.1K | Form 4 |
| GARCEAU ROGER | director | Jun 15, 2026 | AWARD | 31,000 | $3.94 | $122.1K | Form 4 |
| Flannelly Barry P | director | Jun 15, 2026 | AWARD | 31,000 | $3.94 | $122.1K | Form 4 |
| BESHAR LUKE M | director | Jun 15, 2026 | AWARD | 31,000 | $3.94 | $122.1K | Form 4 |
| Zummo Jacqueline | Chief R&D Officer | Apr 8, 2026 | SELL | 1,134 | $5.40 | $6.1K | Form 4 |
| Zummo Jacqueline | Chief R&D Officer | Apr 1, 2026 | SELL | 22,598 | $5.26 | $118.9K | Form 4 |
| Fry Hannah | VP, Controller | Jan 26, 2026 | TAX W/H | 1,457 | $6.67 | $9.7K | Form 4 |
| Fabbio Patrick | Chief Financial Officer | Jan 26, 2026 | TAX W/H | 3,261 | $6.67 | $21.8K | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jan 26, 2026 | TAX W/H | 8,732 | $6.67 | $58.2K | Form 4 |
| Zummo Jacqueline | Chf Scientific Operations Off | Jan 26, 2026 | TAX W/H | 3,724 | $6.67 | $24.8K | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jan 20, 2026 | TAX W/H | 16,322 | $5.60 | $91.4K | Form 4 |
| Fabbio Patrick | Chief Financial Officer | Jan 20, 2026 | TAX W/H | 3,063 | $5.60 | $17.2K | Form 4 |
| Zummo Jacqueline | Chf Scientific Operations Off | Jan 20, 2026 | TAX W/H | 6,578 | $5.60 | $36.8K | Form 4 |
| Fry Hannah | VP, Controller | Jan 20, 2026 | TAX W/H | 2,132 | $5.60 | $11.9K | Form 4 |
| CONKLING WILLIAM | Chief Commercial Officer | Jan 16, 2026 | AWARD | 158,000 | $5.01 | $791.6K | Form 4 |
| CONKLING WILLIAM | Chief Commercial Officer | Jan 16, 2026 | AWARD | 26,000 | — | — | Form 4 |
| Fabbio Patrick | Chief Financial Officer | Jan 16, 2026 | AWARD | 175,000 | $5.01 | $876.8K | Form 4 |
| Fabbio Patrick | Chief Financial Officer | Jan 16, 2026 | AWARD | 28,000 | — | — | Form 4 |
| Fry Hannah | VP, Controller | Jan 16, 2026 | AWARD | 55,000 | $5.01 | $275.6K | Form 4 |
| Fry Hannah | VP, Controller | Jan 16, 2026 | AWARD | 9,500 | — | — | Form 4 |
| Nicacio Leonardo Viana | Chief Medical Officer | Jan 16, 2026 | AWARD | 158,000 | $5.01 | $791.6K | Form 4 |
| Nicacio Leonardo Viana | Chief Medical Officer | Jan 16, 2026 | AWARD | 26,000 | — | — | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jan 16, 2026 | AWARD | 87,000 | — | — | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jan 16, 2026 | AWARD | 524,000 | $5.01 | $2.6M | Form 4 |
| Zummo Jacqueline | Chf Scientific Operations Off | Jan 16, 2026 | AWARD | 180,000 | $5.01 | $901.8K | Form 4 |
| Zummo Jacqueline | Chf Scientific Operations Off | Jan 16, 2026 | AWARD | 30,000 | — | — | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jun 24, 2025 | GIFT | 300,000 | — | — | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jun 26, 2025 | GIFT | 1,700 | — | — | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jun 26, 2025 | GIFT | 3,400 | — | — | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jun 27, 2025 | GIFT | 10,200 | — | — | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jun 27, 2025 | GIFT | 3,367 | — | — | Form 4 |
| SARGEN GREGORY | director | Jun 12, 2025 | AWARD | 24,000 | $3.26 | $78.2K | Form 4 |
| Levy Richard S | director | Jun 12, 2025 | AWARD | 24,000 | $3.26 | $78.2K | Form 4 |
| Solomon Michael Edward | director | Jun 12, 2025 | AWARD | 24,000 | $3.26 | $78.2K | Form 4 |
| Huang Jane | director | Jun 12, 2025 | AWARD | 24,000 | $3.26 | $78.2K | Form 4 |
| Smith Cynthia | director | Jun 12, 2025 | AWARD | 24,000 | $3.26 | $78.2K | Form 4 |
| GARCEAU ROGER | director | Jun 12, 2025 | AWARD | 24,000 | $3.26 | $78.2K | Form 4 |
| Flannelly Barry P | director | Jun 12, 2025 | AWARD | 24,000 | $3.26 | $78.2K | Form 4 |
| BESHAR LUKE M | director | Jun 12, 2025 | AWARD | 24,000 | $3.26 | $78.2K | Form 4 |
| CONKLING WILLIAM | Chief Commercial Officer | Jun 2, 2025 | AWARD | 200,000 | $3.30 | $660.0K | Form 4 |
| CONKLING WILLIAM | Chief Commercial Officer | Jun 2, 2025 | AWARD | 50,000 | — | — | Form 4 |
| CONKLING WILLIAM | officer | Jun 2, 2025 | OTHER | 0 | — | — | Form 4 |
| Levy Richard S | director | May 14, 2025 | BUY | 20,000 | $3.19 | $63.8K | Form 4 |
| Nicacio Leonardo Viana | Chief Medical Officer | Apr 15, 2025 | AWARD | 150,000 | $4.17 | $625.5K | Form 4 |
| Nicacio Leonardo Viana | Chief Medical Officer | Apr 15, 2025 | AWARD | 50,000 | — | — | Form 4 |
| Nicacio Leonardo Viana | Chief Medical Officer | Apr 15, 2025 | OTHER | 0 | — | — | Form 4 |
| Zummo Jacqueline | Chf Scientific Operations Off | Mar 26, 2025 | SELL | 21,224 | $4.53 | $96.1K | Form 4 |
| Fabbio Patrick | Jan 24, 2025 | OTHER | 0 | — | — | Form 4 | |
| Shefferman Jesse | Jan 24, 2025 | OTHER | 0 | — | — | Form 4 | |
| Fry Hannah | Jan 24, 2025 | OTHER | 0 | — | — | Form 4 | |
| Zummo Jacqueline | Jan 24, 2025 | OTHER | 0 | — | — | Form 4 | |
| Shefferman Jesse | director, officer: CEO and President | Jan 24, 2025 | AWARD | 65,000 | — | — | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jan 24, 2025 | AWARD | 387,000 | $4.53 | $1.8M | Form 4 |
| Zummo Jacqueline | Chf Scientific Operations Off | Jan 24, 2025 | AWARD | 146,000 | $4.53 | $661.4K | Form 4 |
| Zummo Jacqueline | Chf Scientific Operations Off | Jan 24, 2025 | AWARD | 24,500 | — | — | Form 4 |
| Fry Hannah | VP, Controller | Jan 24, 2025 | AWARD | 55,000 | $4.53 | $249.2K | Form 4 |
| Fry Hannah | VP, Controller | Jan 24, 2025 | AWARD | 9,500 | — | — | Form 4 |
| Fabbio Patrick | Chief Financial Officer | Jan 24, 2025 | AWARD | 140,000 | $4.53 | $634.2K | Form 4 |
| Fabbio Patrick | Chief Financial Officer | Jan 24, 2025 | AWARD | 23,500 | — | — | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jan 21, 2025 | TAX W/H | 15,469 | $4.76 | $73.6K | Form 4 |
| Fabbio Patrick | Chief Financial Officer | Jan 21, 2025 | TAX W/H | 3,061 | $4.76 | $14.6K | Form 4 |
| Fry Hannah | VP, Controller | Jan 21, 2025 | TAX W/H | 2,130 | $4.76 | $10.1K | Form 4 |
| Zummo Jacqueline | Chf Scientific Operations Off | Jan 21, 2025 | TAX W/H | 6,554 | $4.76 | $31.2K | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Jan 3, 2025 | TAX W/H | 6,479 | $6.14 | $39.8K | Form 4 |
| Zummo Jacqueline | Chf Scientific Operations Off | Jan 3, 2025 | TAX W/H | 2,157 | $6.14 | $13.2K | Form 4 |
| Fry Hannah | VP, Controller | Jan 3, 2025 | TAX W/H | 394 | $6.14 | $2.4K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Sep 11, 2024 | SELL | 31,000 | $1.71 | $53.1K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Sep 12, 2024 | SELL | 119,801 | $1.71 | $204.7K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Sep 11, 2024 | SELL | 1,600 | $1.71 | $2.7K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Sep 12, 2024 | SELL | 6,500 | $1.71 | $11.1K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Sep 9, 2024 | SELL | 34,592 | $1.89 | $65.5K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Sep 10, 2024 | SELL | 24,000 | $1.77 | $42.5K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Sep 9, 2024 | SELL | 1,900 | $1.89 | $3.6K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Sep 10, 2024 | SELL | 1,500 | $1.77 | $2.7K | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Aug 28, 2024 | GIFT | 5,263 | — | — | Form 4 |
| Shefferman Jesse | director, officer: CEO and President | Aug 28, 2024 | GIFT | 3,300 | — | — | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Jul 16, 2024 | SELL | 7,896 | $2.44 | $19.3K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Jul 16, 2024 | SELL | 3,500 | $2.44 | $8.5K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Jul 9, 2024 | SELL | 5,997 | $2.21 | $13.3K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Jul 10, 2024 | SELL | 13,061 | $2.31 | $30.1K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Jul 11, 2024 | SELL | 32,993 | $2.40 | $79.3K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Jul 9, 2024 | SELL | 2,500 | $2.21 | $5.5K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Jul 10, 2024 | SELL | 5,000 | $2.31 | $11.5K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Jul 11, 2024 | SELL | 15,000 | $2.40 | $36.1K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Jul 1, 2024 | SELL | 5,788 | $2.12 | $12.3K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Jul 1, 2024 | SELL | 2,500 | $2.12 | $5.3K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Jun 27, 2024 | SELL | 34,103 | $2.26 | $77.0K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Jun 28, 2024 | SELL | 12,994 | $2.07 | $27.0K | Form 4 |
| Opaleye Management Inc. | 10 percent owner | Jun 27, 2024 | SELL | 12,471 | $2.26 | $28.2K | Form 4 |